EASY
11th CBSE
IMPORTANT
Earn 100

Describe the ultrastructure of cilia and flagella diagrammatically.

Important Questions on Cell : The Unit of Life

MEDIUM
11th CBSE
IMPORTANT
Describe briefly the structure of chromosomes.
EASY
11th CBSE
IMPORTANT
Give a brief difference between prokaryotic and eukaryotic ribosomes.
MEDIUM
11th CBSE
IMPORTANT
In what respect, the mitochondria and plastids resemble the bacteria?
EASY
11th CBSE
IMPORTANT

Mahima after returning from Biology class asked his father why do only green plants manufacture their food using sunlight and not the animals? Father replied that green plants have this ability due to the presence of a green pigment called chlorophyll (present in the chloroplasts) in the cells?

Why chloroplast are only present in plant cells?

EASY
11th CBSE
IMPORTANT

Mahima after returing from Biology class asked his father why do only green plants manufacture their food using sunlight and not the animals? Father replied that green plants have this ability due to the presence of green pigment called chlorophyll (present in the chloroplasts) in the cells?

Name the various types of plastids found in plants.

EASY
11th CBSE
IMPORTANT

Mahima after returing from Biology class asked his father why do only green plants manufacture their food using sunlight and not the animals? Father replied that green plants have this ability due to the presence of green pigment called chlorophyll (present in the chloroplasts) in the cells?

What is the function of chloroplast in plant cells?

EASY
11th CBSE
IMPORTANT

Mahima after returning from Biology class asked his father why do only green plants manufacture their food using sunlight and not the animals? Father replied that green plants have this ability due to the presence of green pigment called chlorophyll (present in the chloroplasts) in the cells?

What quality is reflected in Mahima's behaviour?

EASY
11th CBSE
IMPORTANT

After studying the detailed structure of cell membrane and after the discovery of electrons microscope. It was revealed from chemical studies that cell membrane is a lipid bilayer structure with integral and peripheral proteins. After that it was also concluded that cell membrane also contain some amount of carbohydrate unit.

What do you mean by the bilayer of cell membrane made up of lipids?